{"id":"d26c6ab7-ae42-44ce-9d27-a75f858bee9e","title":"川藏交通廊道土地覆盖","title_en":"Landcover of Sichuan Tibet traffic corridor","serial":"","user_limit":"为尊重知识产权、保障数据作者的权益、扩展数据中心的服务、评估数据的应用潜力，请数据使用者在使用数据所产生的研究成果中（包括公开发表的论文、论著、数据产品和未公开发表的研究报告、数据产品等成果），明确注明数据来源和数据作者。对于转载（二次或多次发布）的数据，作者还须注明原始数据来源。","instructions":"地点+主题\n利用能够打开栅格数据的软件。","description":"数据源为Copernicus Global Land Service (CGLS)，下载地址为：（https://lcviewer.vito.be/）。该数据提供了一期川藏交通廊道（含G317、G318、川藏铁路）的土地覆盖/土地利用类型。土地覆被数据使用遥感影像自动提取的方法，遥感影像获取时间介于2015年至2019年间，分类算法采用PROBA-V，分类精度为80%。土地利用类型包括常绿阔叶林、落叶阔叶林、常绿针叶林、落叶针叶林、灌木、草地、落地、实体、建筑用地等类型。数据的原始空间分辨率为100m，经重采样后空间分辨率为250m。数据地理坐标系为WGS1984，投影坐标系为墨卡托投影。数据存储格式为Tiff文件。","doi":"10.11888/Soil.tpdc.271617","projection":"WGS84","language":"zh","share_type":"offline","east":104.816941,"west":90.343059,"south":28.826666,"north":32.088936,"scale":null,"crs":null,"filesize":1.55,"share_policy":"b","ts_created":"2021-07-16T16:53:06.977718+08:00","doi_type":"拥有自主知识产权","ts_updated":"2021-10-14T23:13:42.564730+08:00","time_description":"","datas_group":0,"time_description_en":"","data_format":null,"project":[11],"specials":[],"cite":null,"review_status":5,"review_invite":[{"user_name":"马明国","username":"mmgswu","email":"mmg@swu.edu.cn","is_cancel_expert":false}],"review_editor":{"id":42421,"last_login":"2022-04-08T15:16:51.670544+08:00","username":"任慧霞","email":"510727846@qq.com","is_active":true,"is_staff":true,"user_name":"任慧霞"},"data_sources":null,"temporal_resolution":"1 year < x < 10 year","spatial_resolution":"100m - 1km","license":"Attribution-NonCommercial-ShareAlike 4.0 International (CC BY-NC-SA 4.0)","fund":[21],"subtopics":{"metadata":"d26c6ab7-ae42-44ce-9d27-a75f858bee9e","three_pole":null,"third_pole":null},"username":"邹强","review_time":null,"protected_duration":null,"protected_describe":null,"is_important":false,"hit_count":509}